# start memcache apt-get install memcached memcached -d -l 127.0.0.1 -p 11211 -u <username> -m 16 # pecl install memcached # ini session.save_handler=memcached session.save_path="127.0.0.1:11211, 127.0.0.1:11212" # restart apache # see phpinfo() to check it